1 #!/bin/sh 2 3 NDK_BUILDTOOLS_PATH="$(dirname $0)" 4 . "$NDK_BUILDTOOLS_PATH/prebuilt-common.sh" 5 . "$NDK_BUILDTOOLS_PATH/common-build-host-funcs.sh" 6 7 PROGRAM_PARAMETERS="" 8 PROGRAM_DESCRIPTION="\ 9 This program is used to build the gdb stub for Windows and replace a 10 gdb executable with it. Because of the replacing nature of this, I 11 check to see if there's a gdb-orig.exe there already and if so, 'undo' 12 the process first by putting it back. Sample usage: 13 14 $0 --gdb-executable-path=\$NDK/toolchains/arm-linux-androideabi-4.8/prebuilt/windows/bin/arm-linux-androideabi-gdb.exe \\ 15 --python-prefix-dir=\$NDK/prebuilt/windows \\ 16 --mingw-w64-gcc-path=\$HOME/i686-w64-mingw32/bin/i686-w64-mingw32-gcc 17 " 18 19 NDK_DIR=$ANDROID_NDK_ROOT 20 21 PYTHON_PREFIX_DIR= 22 register_var_option "--python-prefix-dir=<path>" PYTHON_PREFIX_DIR "Python prefix directory." 23 24 GDB_EXECUTABLE_PATH= 25 register_var_option "--gdb-executable-path=<path>" GDB_EXECUTABLE_PATH "GDB executable file to stubify." 26 27 MINGW_W64_GCC= 28 register_var_option "--mingw-w64-gcc=<program>" MINGW_W64_GCC "MinGW-w64 gcc program to use." 29 30 DEBUG_STUB= 31 register_var_option "--debug" DEBUG_STUB "Build stub in debug mode." 32 33 extract_parameters "$@" 34 35 if [ -n "$DEBUG_STUB" ]; then 36 STUB_CFLAGS="-O0 -g -D_DEBUG" 37 else 38 STUB_CFLAGS="-O2 -s -DNDEBUG" 39 fi 40 41 if [ ! -f "$GDB_EXECUTABLE_PATH" ]; then 42 panic "GDB executable $GDB_EXECUTABLE_PATH doesn't exist!" 43 fi 44 45 if [ ! -d "$PYTHON_PREFIX_DIR" ]; then 46 panic "Python prefix dir $PYTHON_PREFIX_DIR doesn't exist!" 47 fi 48 49 if [ -z "$MINGW_W64_GCC" ]; then 50 panic "Please specify an existing MinGW-w64 cross compiler with --mingw-w64-gcc=<program>" 51 fi 52 53 GDB_BIN_DIR=$(cd $(dirname "$GDB_EXECUTABLE_PATH"); pwd) 54 PYTHON_PREFIX_DIR=$(cd "$PYTHON_PREFIX_DIR"; pwd) 55 PYTHON_BIN_DIR=${PYTHON_PREFIX_DIR}/bin 56 57 # Sed is used to get doubled up Windows style dir separators. 58 GDB_TO_PYTHON_REL_DIR=$(relpath "$GDB_BIN_DIR" "$PYTHON_BIN_DIR" | sed -e s./.\\\\\\\\.g) 59 PYTHONHOME_REL_DIR=$(relpath "$GDB_BIN_DIR" "$PYTHON_PREFIX_DIR" | sed -e s./.\\\\\\\\.g) 60 dump "GDB_TO_PYTHON_REL_DIR=$GDB_TO_PYTHON_REL_DIR" 61 dump "PYTHONHOME_REL_DIR=$PYTHONHOME_REL_DIR" 62 63 GDB_EXECUTABLE_ORIG=$(dirname "$GDB_EXECUTABLE_PATH")/$(basename "$GDB_EXECUTABLE_PATH" ".exe")-orig.exe 64 if [ -f "$GDB_EXECUTABLE_ORIG" ] ; then 65 echo "Warning : Found an existing gdb-stub called $GDB_EXECUTABLE_ORIG so will un-do a previous run of this script." 66 cp "$GDB_EXECUTABLE_ORIG" "$GDB_EXECUTABLE_PATH" 67 fi 68 cp "$GDB_EXECUTABLE_PATH" "$GDB_EXECUTABLE_ORIG" 69 70 GDB_EXECUTABLE_ORIG_FILENAME=$(basename "$GDB_EXECUTABLE_ORIG") 71 72 # Build the stub in-place of the real gdb. 73 run $MINGW_W64_GCC $STUB_CFLAGS "$NDK_DIR/sources/host-tools/gdb-stub/gdb-stub.c" \ 74 -o "$GDB_EXECUTABLE_PATH" \ 75 -DGDB_TO_PYTHON_REL_DIR=\"$GDB_TO_PYTHON_REL_DIR\" \ 76 -DPYTHONHOME_REL_DIR=\"$PYTHONHOME_REL_DIR\" \ 77 -DGDB_EXECUTABLE_ORIG_FILENAME=\"$GDB_EXECUTABLE_ORIG_FILENAME\" 78 79 fail_panic "Can't build gdb stub!" 80 81 dump "GDB Stub done!" 82
